<template>
  <div
    id="main29"
    class="main"
  />
</template>

<script>
export default {
  mounted () {
    this.echartsFn()
  },
  methods: {
    echartsFn () {
      var chartDom = document.getElementById('main29')
      var myChart = this.$echarts.init(chartDom)
      var option
      var labelData = []
      var labelData1 = []
      for (let i = 0; i < 150; ++i) {
        labelData.push({
          value: 1,
          name: i,
          itemStyle: {
            normal: {
              color: 'rgba(0,209,228,0)'
            }
          }
        })
      }
      for (let i = 0; i < labelData.length; ++i) {
        if (labelData[i].name < 50) {
          labelData[i].itemStyle = {
            normal: {
              color: new this.$echarts.graphic.LinearGradient(
                0, 1, 0, 0,
                [{
                  offset: 0,
                  color: '#6dfbff'
                },
                {
                  offset: 1,
                  color: '#02aeff'
                }
                ]
              )
            }

          }
        }
      }
      for (let i = 0; i < 150; ++i) {
        labelData1.push({
          value: 1,
          name: i,
          itemStyle: {
            normal: {
              color: 'rgba(0,209,228,0)'
            }
          }
        })
      }
      for (let i = 0; i < labelData1.length; ++i) {
        if (labelData1[i].name < 150) {
          labelData1[i].itemStyle = {
            normal: {
              color: '#464451'
            }

          }
        }
      }

      function Pie () {
        const dataArr = []
        for (let i = 0; i < 100; i++) {
          if (i % 10 === 0) {
            dataArr.push({
              name: (i + 1).toString(),
              value: 30,
              itemStyle: {
                normal: {
                  color: 'rgba(0,255,255,1)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          } else {
            dataArr.push({
              name: (i + 1).toString(),
              value: 100,
              itemStyle: {
                normal: {
                  color: 'rgba(0,0,0,0)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          }
        }
        return dataArr
      }

      function Pie1 () {
        const dataArr = []
        for (let i = 0; i < 100; i++) {
          if (i % 5 === 0) {
            dataArr.push({
              name: (i + 1).toString(),
              value: 20,
              itemStyle: {
                normal: {
                  color: 'rgba(0,255,255,1)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          } else {
            dataArr.push({
              name: (i + 1).toString(),
              value: 100,
              itemStyle: {
                normal: {
                  color: 'rgba(0,0,0,0)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          }
        }
        return dataArr
      }

      function Pie2 () {
        const dataArr = []
        for (let i = 0; i < 100; i++) {
          if (i % 5 === 0) {
            dataArr.push({
              name: (i + 1).toString(),
              value: 20,
              itemStyle: {
                normal: {
                  color: 'rgba(0,255,255,.3)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          } else {
            dataArr.push({
              name: (i + 1).toString(),
              value: 100,
              itemStyle: {
                normal: {
                  color: 'rgba(0,0,0,0)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          }
        }
        return dataArr
      }

      function Pie3 () {
        const dataArr = []
        for (let i = 0; i < 100; i++) {
          if (i % 10 === 0) {
            dataArr.push({
              name: (i + 1).toString(),
              value: 30,
              itemStyle: {
                normal: {
                  color: 'rgba(0,255,255,.5)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          } else {
            dataArr.push({
              name: (i + 1).toString(),
              value: 100,
              itemStyle: {
                normal: {
                  color: 'rgba(0,0,0,0)',
                  borderWidth: 0,
                  borderColor: 'rgba(0,0,0,0)'
                }
              }
            })
          }
        }
        return dataArr
      }
      option = {
        backgroundColor: '#1f1e26',
        title: [{
          text: '75%',
          x: '50%',
          y: '37%',
          textAlign: 'center',
          textStyle: {
            fontSize: '30',
            fontWeight: '100',
            color: '#79ffff',
            textAlign: 'center'
          }
        }, {
          text: 'DESIGN ELEMENTS',
          left: '50%',
          top: '52%',
          textAlign: 'center',
          textStyle: {
            fontSize: '14',
            fontWeight: '400',
            color: '#5c5a68',
            textAlign: 'center'
          }
        }, {
          text: 'DONUT CHART',
          left: '50%',
          top: '57%',
          textAlign: 'center',
          textStyle: {
            fontSize: '14',
            fontWeight: '400',
            color: '#484556',
            textAlign: 'center'
          }
        }],
        polar: {
          radius: ['51%', '47%'],
          center: ['50%', '50%']
        },
        angleAxis: {
          max: 100,
          show: false,
          startAngle: 0
        },
        radiusAxis: {
          type: 'category',
          show: true,
          axisLabel: {
            show: false
          },
          axisLine: {
            show: false

          },
          axisTick: {
            show: false
          }
        },
        series: [{
          name: '',
          type: 'bar',
          roundCap: true,
          barWidth: 60,
          showBackground: true,
          backgroundStyle: {
            color: '#464451'
          },
          data: [75],
          coordinateSystem: 'polar',
          itemStyle: {
            normal: {
              color: new this.$echarts.graphic.LinearGradient(1, 0, 0, 0, [{
                offset: 0,
                color: '#0ff'
              }, {
                offset: 1,
                color: '#02aeff'
              }])
            }
          }
        },
        {
          hoverAnimation: false,
          type: 'pie',
          z: 2,
          data: labelData,
          radius: ['52%', '59%'],
          zlevel: -2,
          itemStyle: {
            normal: {
              borderColor: '#1f1e26',
              borderWidth: 4
            }
          },
          label: {
            normal: {
              position: 'inside',
              show: false
            }
          }
        },
        {
          hoverAnimation: false,
          type: 'pie',
          z: 1,
          data: labelData1,
          radius: ['52%', '59%'],
          zlevel: -2,
          itemStyle: {
            normal: {
              borderColor: '#1f1e26',
              borderWidth: 4
            }
          },
          label: {
            normal: {
              position: 'inside',
              show: false
            }
          }
        },
        {
          type: 'pie',
          radius: ['42%', '43%'],
          center: ['50%', '50%'],
          data: [{
            hoverOffset: 1,
            value: 100,
            name: '',
            itemStyle: {
              color: '#ff6189'
            },
            label: {
              show: false
            },
            labelLine: {
              normal: {
                smooth: true,
                lineStyle: {
                  width: 0
                }
              }
            },
            hoverAnimation: false
          },
          {
            label: {
              show: false
            },
            labelLine: {
              normal: {
                smooth: true,
                lineStyle: {
                  width: 0
                }
              }
            },
            value: 100 - 75,
            hoverAnimation: false,
            itemStyle: {
              color: '#3c3a48'
            }
          }
          ]
        },

        {
          type: 'pie',
          zlevel: 0,
          silent: true,
          radius: ['67%', '65.5%'],
          z: 1,
          label: {
            normal: {
              show: false
            }
          },
          labelLine: {
            normal: {
              show: false
            }
          },
          data: Pie()
        },
        {
          type: 'pie',
          zlevel: 0,
          silent: true,
          startAngle: -150,
          radius: ['65%', '63.5%'],
          z: 1,
          label: {
            normal: {
              show: false
            }
          },
          labelLine: {
            normal: {
              show: false
            }
          },
          data: Pie3()
        },
        {
          type: 'pie',
          zlevel: 0,
          silent: true,
          startAngle: -140,
          radius: ['68%', '66.5%'],
          z: 1,
          label: {
            normal: {
              show: false
            }
          },
          labelLine: {
            normal: {
              show: false
            }
          },
          data: Pie()
        },
        {
          type: 'pie',
          zlevel: 0,
          silent: true,
          radius: ['61%', '60%'],
          z: 1,
          label: {
            normal: {
              show: false
            }
          },
          labelLine: {
            normal: {
              show: false
            }
          },
          data: Pie1()
        },
        {
          type: 'pie',
          zlevel: 0,
          silent: true,
          startAngle: -140,
          radius: ['61%', '60%'],
          z: 1,
          label: {
            normal: {
              show: false
            }
          },
          labelLine: {
            normal: {
              show: false
            }
          },
          data: Pie2()
        },
        {
          type: 'pie',
          zlevel: 0,
          silent: true,
          startAngle: -147.5,
          radius: ['61%', '60%'],
          z: 1,
          label: {
            normal: {
              show: false
            }
          },
          labelLine: {
            normal: {
              show: false
            }
          },
          data: Pie2()
        }

        ]
      }
      option && myChart.setOption(option)
    }
  }
}
</script>

<style>

</style>
